When Earth became uninhabitable through neglect and carelessness the wealthy and powerful led an exodus to the Moon space station to start civilization again.

Returning from the brink of extinction, the survivors successfully fled from the horrors of their past and managed to carve out a bleak existence in the immediate solar system. Once mankind spread to the mineral-rich center of the galaxy, however, greed and corruption soured humanity once more.

Now, Pirate Barons employ thugs to plunder the resources of the entire galaxy. Only an enigmatic group, called the Kalsan Alliance, carries a message of hope for the future.